Administrator Guide

Version Description
9.8(2.0) Introduced on the S3100 series.
9.8(1.0) Introduced on the Z9100–ON.
9.8(0.0P5) Introduced on the S4048-ON.
9.8(0.0P2) Introduced on the S3048-ON.
9.7(0.0) Added support for VRF. Introduced on the S6000-ON.
9.5(0.1) Introduced on the Z9500.
9.0.2.0 Introduced on the S6000.
8.3.19.0 Introduced on the S4820T.
8.3.11.1 Introduced on the Z9000.
8.3.7.0 Introduced on the S4810.
7.6.1.0 Introduced on the S-Series and C-Series.
7.5.1.0 Expanded to support the detail option.
E-Series legacy
command.
Usage Information This command displays the IGMP database, including configured entries for either all groups on all interfaces, all
groups on specific interfaces, or specific groups on specific interfaces.
The following describes the show ip igmp groups command shown in the following example.
Field Description
Group Address Lists the multicast address for the IGMP group.
Interface Lists the interface type, slot and port number.
Mode Displays the IGMP version used.
Uptime Displays the amount of time the group has been operational.
Expires Displays the amount of time until the entry expires.
Last Reporter Displays the IP address of the last host to be a member of the IGMP group.
Example
DellEMC# show ip igmp groups
Total Number of Groups: 5
IGMP Connected Group Membership
Group Address Interface Uptime Expires
225.0.0.0 Vlan 100 00:00:05 00:02:04
225.0.0.1 Vlan 100 00:00:05 00:02:04
225.0.0.2 Vlan 100 00:00:05 00:02:04
225.0.0.3 Vlan 100 00:00:05 00:02:04
225.0.0.4 Vlan 100 00:00:05 00:02:04
Example (VLT)
NOTE: The asterisk (*) after the port channel number (Po 2) highlighted in the following example
indicates the port channel is VLT, that the local VLT port channel is down and the remote VLT port
is up.
DellEMC# show ip igmp groups
Total Number of Groups: 5
IGMP Connected Group Membership
Group Address Interface Mode Uptime Expires Last Reporter
225.0.0.0 Vlan 100 IGMPv2 00:00:05 00:02:04 3.0.0.51
Internet Group Management Protocol (IGMP) 577